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Uncooled medium-long wave dual-band infrared imaging device and method

A long-wave infrared and infrared imaging technology, applied in the field of infrared imaging, can solve the problems of high cost, high manufacturing process difficulty, increased cost, etc., and achieve the effects of low cost, simple manufacturing process and high imaging resolution

Inactive Publication Date: 2021-02-02
NORTHWESTERN POLYTECHNICAL UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

A single pixel simultaneously acquires medium-wave and long-wave infrared radiation, and has high imaging resolution. However, compared with the single-band cooled infrared detector process, the manufacturing process is extremely difficult, and the cost will increase by more than three times. Therefore, a single detection The medium and long-wave dual-band infrared imaging device of the device is extremely expensive

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  • Uncooled medium-long wave dual-band infrared imaging device and method
  • Uncooled medium-long wave dual-band infrared imaging device and method
  • Uncooled medium-long wave dual-band infrared imaging device and method

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Embodiment 1

[0035] see figure 1 , is a structural diagram of a specific embodiment of the uncooled medium-long-wave dual-band infrared imaging device of the present invention;

[0036] Such as figure 1 As shown, the uncooled medium and long-wave dual-band infrared imaging device proposed by the present invention includes: a wide-band infrared lens 102, an infrared color separation element 103, an uncooled medium-wave infrared imaging core 104, and an uncooled long-wave infrared imaging machine Core 105, dual-band infrared image processing module 106 and display module 107;

[0037] The wide-band infrared lens 102 receives the scene infrared radiation 101 and outputs it to the infrared color separation element 103. The infrared color separation element 103 separates the scene infrared radiation into transmitted mid-wave infrared radiation and reflected long-wave infrared radiation, and the transmitted mid-wave infrared radiation is output to non- The cooling type mid-wave infrared imagin...

Embodiment 2

[0042] see figure 2, is a structural diagram of a specific embodiment of the uncooled medium-long-wave dual-band infrared imaging device of the present invention;

[0043] Such as figure 2 As shown, the uncooled medium and long-wave dual-band infrared imaging device proposed by the present invention includes: a wide-band infrared lens 102, an infrared color separation element 103, an uncooled medium-wave infrared imaging core 104, and an uncooled long-wave infrared imaging machine Core 105, dual-band infrared image processing module 106 and display module 107;

[0044] The wide-band infrared lens 102 receives the scene infrared radiation 101 and outputs it to the infrared color separation element 103. The infrared color separation element 103 separates the scene infrared radiation into reflected mid-wave infrared radiation and transmitted long-wave infrared radiation, and the reflected mid-wave infrared radiation is output to non- The cooling type mid-wave infrared imaging...

Embodiment 3

[0049] see image 3 , is a flow chart of the uncooled medium-long-wave dual-band infrared imaging method proposed by the present invention. An uncooled medium and long-wave dual-band infrared imaging method, comprising the following steps:

[0050] Step 201, the broadband infrared lens 102 receives scene infrared radiation and transmits it to the infrared color separation element 103;

[0051] Step 202, the infrared color separation element 103 separates the infrared radiation into two paths of medium-wave infrared radiation and long-wave infrared radiation, the medium-wave infrared radiation is transmitted to the uncooled medium-wave infrared imaging core 104, and the long-wave infrared radiation is transmitted to the uncooled type Long-wave infrared imaging core 105;

[0052] Step 203, the uncooled mid-wave infrared imaging core 104 and the uncooled long-wave infrared imaging core 105 respectively collect mid-wave infrared images and long-wave infrared images, and transmit...

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Abstract

The invention discloses an uncooled medium-long wave dual-band infrared imaging device and method. The imaging device comprises a broadband infrared lens, an infrared color separation element, an uncooled medium-wave infrared imaging machine core, a non-refrigeration type long wave infrared imaging machine core, a dual-band infrared image processing module and a display module. According to the invention, scene infrared radiation is subjected to color separation into two paths of medium-wave infrared radiation and long-wave infrared radiation by using the infrared color separation element, andthe two paths of medium-wave infrared radiation and long-wave infrared radiation are respectively received by using the uncooled medium-wave infrared imaging machine core and the uncooled long-wave infrared imaging machine core; the uncooled medium-wave infrared imaging machine core and the uncooled long-wave infrared imaging machine core output a medium-wave infrared image and a long-wave infrared image respectively, the medium-wave infrared image and the long-wave infrared image are input into the dual-band infrared image processing module, and then a fused image is output. Therefore, the uncooled medium-long wave dual-band infrared imaging device and method have the advantages of being low in cost, simple in manufacturing process, high in imaging resolution and capable of achieving snapshot type imaging.

Description

technical field [0001] The invention belongs to the technical field of infrared imaging, and in particular relates to an uncooled medium-long-wave dual-band infrared imaging device and method. Background technique [0002] With the advancement of jamming and stealth technology in the battlefield environment, the single-band infrared imaging system has the disadvantages of poor detection and recognition of targets and high false alarm rate of automatic early warning systems in many application scenarios. If in the infrared imaging process, the inherent and significant differences and complementarities of the target in the two bands of medium-wave infrared and long-wave infrared are used to obtain rich dual-band information of the target, and the dual-band image fusion technology can effectively improve the accuracy of the medium Detection performance of a long-wavelength dual-band infrared imaging device. [0003] At present, the medium and long wave dual-band infrared imagi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01J5/00G01J5/08
CPCG01J5/00G01J5/0846G01J5/0803G01J2005/0077G01J5/80
Inventor 冯斌
Owner NORTHWESTERN POLYTECHNICAL UNIV